National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Overcast

11°F

-12°C

Humidity 88%
Wind Speed Calm
Barometer 29.16 in (987.5 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 13 Jan 10:53 pm AKST
Extended Forecast for

8 Miles NNW Alyeska AK

Winter Storm Watch January 15, 12:00am until January 16, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Snow, mainly after 3am. Low around 14. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.

    Low: 14 °F

    Snow

  • Wednesday

    Wednesday: Snow, mainly before noon. High near 17. South wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 17 °F

    Snow then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Isolated snow showers before 9pm, then snow, mainly after 9pm. Areas of blowing snow after midnight. Temperature rising to around 22 by 5am. Southeast wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F⇑

    Chance Snow
    then Snow and
    Areas Blowing
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Areas of blowing snow. High near 27. Southeast wind 45 to 55 mph, with gusts as high as 65 mph. Chance of precipitation is 100%.

    High: 27 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Areas of blowing snow. Low around 27. Southeast wind around 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.

    Low: 27 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow. Areas of blowing snow before noon. High near 28. Southeast wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.

    High: 28 °F

    Snow and
    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Snow before 9pm. Low around 18. Chance of precipitation is 90%.

    Low: 18 °F

    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Snow, mainly after 3am. Low around 14. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
Wednesday
Snow, mainly before noon. High near 17. South wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Isolated snow showers before 9pm, then snow, mainly after 9pm. Areas of blowing snow after midnight. Temperature rising to around 22 by 5am. Southeast wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 27. Southeast wind 45 to 55 mph, with gusts as high as 65 mph. Chance of precipitation is 100%.
Thursday Night
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 27. Southeast wind around 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.
Friday
Snow. Areas of blowing snow before noon. High near 28. Southeast wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.
Friday Night
Snow before 9pm. Low around 18. Chance of precipitation is 90%.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 29.
Saturday Night
A chance of snow. Cloudy, with a low around 24.
Sunday
A chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
M.L.King Day
A chance of snow. Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 26.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Alyeska AK
 61.08°N 149.16°W (Elev. 4245 ft)
Last Update:
10:00 pm AKST Jan 13, 2026
Forecast Valid:
11pm AKST Jan 13, 2026-6pm AKST Jan 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation